Polonaise in A major Op. 40 No. 1
Written by Frédéric Chopin
Played on an xylophone on radio to indicate Poland is still inconquered
Played as background music as airplanes leave Warsaw
Played on piano by Anton Walbrook (dubbed by Louis Kentner)
Reprised on piano by Anton Walbrook (dubbed by Louis Kentner) as the encore at his New York concert